<div class="wh grid-container login">
  <div class="row">
  <div class="medium-12 medium-centered large-12 large-centered columns">

    <form>
      <div class="row column log-in-form">
        <div class="text-center logo">
          <img src="/assets/img/loginLogo.png" class="spin-cw" />
        </div>
        <div class="input-group">
          <span class="input-group-label">用户名</span>
          <input class="input-group-field" id="username" type="text">
        </div>
        <div class="input-group">
          <span class="input-group-label">密&emsp;码</span>
          <input class="input-group-field" id="password" type="password">
        </div>
        <label id="errorInfo">&nbsp;</label>
        <p><img src="/assets/img/loginBtn.png" class="loginBtn" id="loginBtn" ></p>
      </div>
    </form>

  </div>
</div>
</div>